bugfix(RCController): opInformer add wrong eventHandler

[zk-123]

i think opInformer add EventHandler use persistOpWorker instead of persistPpWorker

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[codecov[bot]]

Codecov Report

Attention: Patch coverage is 0% with 1 line in your changes missing coverage. Please review.

Project coverage is 33.47%. Comparing base (1f0e7ff) to head (0646de1). Report is 1 commits behind head on main.

Files	Patch %	Lines
pkg/controllers/policyrc/controller.go	0.00%	1 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #331 +/- ## ========================================== + Coverage 33.46% 33.47% +0.01% ========================================== Files 155 155 Lines 14627 14627 ========================================== + Hits 4895 4897 +2 + Misses 9222 9220 -2 Partials 510 510 ``` | [Flag](https://app.codecov.io/gh/kubewharf/kubeadmiral/pull/331/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=kubewharf) | Coverage Δ | | |---|---|---| | [unittests](https://app.codecov.io/gh/kubewharf/kubeadmiral/pull/331/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=kubewharf) | `33.47% <0.00%> (+0.01%)` | :arrow_up: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=kubewharf#carryforward-flags-in-the-pull-request-comment) to find out more.

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